GC vs garbage collection

GC

name
  • the General Committee, the general management committee of a constituency party of the British Labour Party 

  • Nintendo GameCube 

garbage collection

noun
  • A service, generally run by local government, for transporting household garbage to the appropriate facility. 

  • An automatic mechanism that frees up resources (such as allocated memory) that are no longer in use. 

How often have the words GC and garbage collection occurred in a corpus of books? (source: Google Ngram Viewer )